baber/WOPTO huggingface dataset:
Patent JP-2003163573-A (JP)
Title: Surface wave device and communication device
Inventor: KADOTA MICHIO
IPC: H03H9/25
Filed: 2002-10-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface wave device capable of accurately manufacturing an IDT in which a propagation loss is nearly equal to zero in the IDT and a piezoelectric substrate.  <P>SOLUTION: The IDT is composed of Au having a normalized film thickness H/λ=0.001 to 0.05 on a LiTaO<SB>3</SB>substrate having an Euler angle (0°, 125° to 144°, 0°±5°), and an SH wave having a small propagation loss is excited.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003329753-A (JP)
Title: Projection modulus detecting system for ferrite core in magnetic field induction method
Inventor: KANG BYUNG HOON
IPC: H01F41/00
Filed: 2002-10-22
Abstract: <P>PROBLEM TO BE SOLVED: To improve production yield and to assure reliability of a product.  <P>SOLUTION: There are provided an oscillating part 10 which oscillates an AC source of a pre-set specific frequency band, a permeability detecting part 20 which, with a magnetic field formed by receiving an input of the AC source oscillated at the oscillating part 10, detects the amount of fluctuation of the magnetic field through a ferrite core, an amplifier 30 which receives the input of a detection value detected at the permeability detecting part 20 for amplification, a band filter 40 which removes noise using the amplified signal for outputting, and an RMS 50, and an ADC 60 which receive the input of the detection signal where noise is removed and process the signal, for conversion into a digital signal and outputting it thereafter. A computer 70 displays on a monitor the data outputted from the ADC 60 as an arbitrary pattern, with the data preserved and inspected as required, for utilization as a material for projection modulus of the ferrite core as a whole.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004144855-A (JP)
Title: Image forming apparatus
Inventor: NAKAI HIROSHI
IPC: G03G21/10
Filed: 2002-10-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus having high image quality without producing an image with contamination on the base or decrease in image density, in which a recovered toner not transferred is used as a recycled toner.  <P>SOLUTION: The apparatus is equipped with a fresh toner supply part 6 which supplies a fresh toner TN to a developing part 4 and with a recycle toner supply part 15 which recovers the toner not transferred and remaining on an image carrying body 1 and supplies the recovered toner as a recycled toner TR to the developing part 4. The apparatus is constituted to satisfy the relation of TAF≤TAR, wherein TAF is the average charge amount of the fresh toner TN and TAR is the average charge amount of the recycled toner TR. The fresh toner supply part 6 and the recycled toner supply part 15 are independently connected to the developing part 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004147425-A (JP)
Title: Rotating electric machine
Inventor: ISHIKAWA TAKEJI
IPC: H02K1/14
Filed: 2002-10-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotating electric machine wherein a rotational torque is improved with a simple configuration for a better rotational efficiency and less energy loss.  <P>SOLUTION: An excitation coil 12 is so wound around each of salient poles 8 of a stator core 7 that the magnetic pole generated on the tip side of salient pole when energized has the same polarity as that of an adjoining fixed-side permanent magnet 9. Related to a stator magnetic pole, the magnetic flux generated from an electromagnet 13 caused by energization to the selected electromagnet 13 is superposed with the magnetic flux generated from the magnetic pole of the fixed-side permanent magnets 9 adjoining on both sides for action from a magnetic flux action surface 11 of the salient pole 8, and a rotor 1 is rotated by repelling to the rotor magnetic pole of the same polarity and attraction from the rotor magnetic pole of a different polarity.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004141064-A (JP)
Title: Method for preserving cell and apparatus therefor
Inventor: AGATAHAMA YUKA
IPC: C12M3/00
Filed: 2002-10-24
Abstract: <P>PROBLEM TO BE SOLVED: To preserve cells while preventing cell damage.  <P>SOLUTION: When mediums are changed, whether the used medium is replaced with the medium having the same glucose concentration as that of the used medium or the medium having glucose concentration different from that of the used medium is determined on the basis of the rotational speed of the cell aggregate until 13 days from the start of the culture. The medium is replaced with an ordinary medium on the 13rd day of the culture. Then ordinary cell culture is carried out. During the period to the 13rd day of the culture, when mediums are changed while selecting the glucose concentration so that the rotational speed of the cell aggregate is in the range of 50-100 deg/h, the rotational speed is generally in the range. When the rotational speed of the cell aggregate is in the range, cell growth ability is sufficiently slowed down while keeping cell activity.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004147114-A (JP)
Title: Digital camera
Inventor: YOSHIDA MASANORI
IPC: H04N5/228
Filed: 2002-10-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital camera which reduces the processing time for distortion correction.  <P>SOLUTION: The digital camera 2 uses an imaging lens 10 having reduced optical distortion in a wide view angle mode while allowing some optical distortion in a telephoto mode, or another imaging lens having a reduced optical distortion in the telephoto mode while allowing some optical distortion in the wide view angle mode. When using the former lens, it corrects the distortion only in the telephoto mode. When using the latter lens, it corrects the distortion only at the wide view angle mode. Consequently, the imaging lens can be miniaturized and thinned and a good image can be obtained by correcting the distortion only either in the wide view angle or telephoto mode.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004144245-A (JP)
Title: Flat belt transmission
Inventor: MIYATA HIROBUMI
IPC: F16H7/22
Filed: 2002-10-25
Abstract: <P>PROBLEM TO BE SOLVED: To surely and easily carry out switching of power transmission in a simple structure.  <P>SOLUTION: In the transmission, a flat belt 28 meanders on an outer peripheral surface of a pulley during belt traveling. In a power transmission switching means 70, a curved plate 83 is rotated to rock a tension pulley 52 around a pin 73 by advancing and retreating a moving element 81a of a solenoid part 81. The pin 73 is arranged in an acting direction of resultant force which the tension pulley 52 receives from the belt 28. By so doing, the flat belt 28 moves in a belt width direction on both outer peripheral surfaces of a drive pulley 54 and an idler pulley 55.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004143350-A (JP)
Title: Thermoplastic elastomer resin composition, method for producing the same and molded product
Inventor: KAWAGUCHI TAIJI
IPC: B29K21/00
Filed: 2002-10-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermoplastic elastomer resin composition capable of obtaining a flexible molded article having high heat resistance and mechanical strength and excellent appearance free from release of surface layer by injection molding, etc. and providing a composite molded product excellent in adhesive force to rigid resins.  <P>SOLUTION: The thermoplastic elastomer resin composition is obtained by compounding a polyester block copolymer with a hydrogenated thermoplastic block copolymer having a crystalline polyolefin block and a plasticizer and/or a softening agent for rubber.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004141823-A (JP)
Title: Manufacturing method of catalyst for production of methacrylic acid and manufacturing method of methacrylic acid
Inventor: YOSHIZAWA JUNYA
IPC: C07C51/377
Filed: 2002-10-28
Abstract: <P>PROBLEM TO BE SOLVED: To manufacture a catalyst for production of methacrylic acid well balanced in activity and selectivity and manufacture methacrylic acid in a high yield.  <P>SOLUTION: The catalyst, consisting of heteropolyphosphates, is manufactured by mixing an aqueous solution or slurry containing phosphorus and an element selected from potassium, rubidium, cesium and thallium with an aqueous solution or slurry containing molybdenum and vanadium at a temperature of 45-70°C, heat-treating the mixed solution at a temperature of 80-200°C, and drying and sintering it. The methacrylic acid is manufactured by subjecting a compound selected from methacrolein, isobutyl aldehyde, isobutane and isobutyric acid to a gas-phase catalytic oxidation reaction in the presence of the catalyst.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004144447-A (JP)
Title: Hot water storage type water heater
Inventor: FUJIBAYASHI SHINGO
IPC: F24H9/00
Filed: 2002-10-28
Abstract: <P>PROBLEM TO BE SOLVED: To resolve a problem in a conventional hot water storage type water heater wherein there is a trend to be vertical and tall for saving space and increasing a hot water storage amount, but workability in truck transportation is deteriorated.  <P>SOLUTION: The hot water storage type water heater is composed so that stress acting on a tank and an exterior casing 7 is distributed even when a product is stacked on its side on a loading space of a truck by an arm 4-1 fixed to a tank 2 upper part and a leg 4 fixed to a tank 2 lower part, and water leakage and deformation of the exterior casing caused by impact during transportation is prevented.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004152329-A (JP)
Title: Sample and hold circuit which reduces settling time
Inventor: NAKAMOTO HIROYUKI
IPC: H03K17/00
Filed: 2002-10-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sample and hold circuit in which settling time during a transition time from a hold interval to a sampling interval is reduced.  <P>SOLUTION: In a reset state in which a first switch SW1 is closed, a short-circuit switch means SW4 short-circuits first and second electrodes of a hold capacitor CH. In a sample state after the reset state, the first switch SW1 and a second switch SW2 are turned on. In a hold state, a third switch SW3 is turned on. During the transition from the hold state of a previous cycle to the sample state of a next cycle, a short-circuit switch means SW4 short-circuits the capacitor CH and discharges electric charges. Thus, the settling time during the transition time is reduced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004148947-A (JP)
Title: Non-linear characteristic spring and shaft beam type truck using the same
Inventor: NISHIMURA TAKEHIRO
IPC: B60L5/24
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To improve riding comfort in a fixed-number or less passenger state in a vehicle in which full passenger state is rare and substantially fixed-number passenger state is common.  <P>SOLUTION: A shaft spring 18 has a double spring structure in which a non-linear characteristic spring 1 is located outside, and a linear characteristic spring 2 is located inside concentric thereto. The spring wire diameter of the non-linear characteristic spring 1 is gradually reduced toward an end portion of a spring wire. Tapered wire portions 1A and 1B in which the spring wire diameter is gradually reduced toward upper and lower end portions, and an intermediate portion in the vertical direction forms a columnar wire portion 1C of the constant spring wire diameter.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004150359-A (JP)
Title: Fuel injection method
Inventor: YAMAZAKI SHIGERU
IPC: F02D41/20
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To accurately correct fuel injection quantity by removing the offset component produced when detecting the electric current flowing in a solenoid for fuel injection.  <P>SOLUTION: In normal operation, a detected electric current component when the drive electric current of the solenoid for fuel injection in an OFF state (Step S11) is input into an A/D converter , and this value is memorized (Step 12). After that, with drive electric current turned ON (Step 13) and after the lapse of a given time (Step S14), the input voltage of the A/D converter is detected (Step S15). Then, the electric current value (offset component) obtained by deducting offset voltage from input voltage is calculated (Step S16), and electric current span is adjusted based on a span correcting value (Step S17), and after calculating a pulse width current correction value (Step S2a). drive pulse width is calculated based on the pulse width current correction value (Step S2b) to supply the calculation result to the solenoid.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003174868-A (JP)
Title: Human cell strain
Inventor: JOHN STRINGER BRADLEY MICHAEL
IPC: C12N5/10
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing an immortalized human cell strain capable of being used as an in vitro cell model and obtain the cell and the cell line by using the method.  <P>SOLUTION: A method for producing the human cell strain comprises the following processes: a) a process for immortalizing predetermined histological undifferentiated human cells or precursor cells by using an immortalizing agent, here, the immortalizing agent includes a control means or is connected with the same and the undifferentiated cells, or the precursor cells are finished to be immortalized and differentiated by activation of the control means; b) a process for culturing the immortalized cells; c) a process for activating the control means to finish the immortalization and activate the differentiation and d) a process for differentiating the cells to generate completely differentiated predetermined histological cells.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003344214-A (JP)
Title: Device for storing and transferring dummy
Inventor: KIM SANG-KYUN
IPC: G01M99/00
Filed: 2002-10-31
Abstract: <P>PROBLEM TO BE SOLVED: To store and transfer a dummy in a form wherein an under face of a shoulder part in the dummy is prevented from being applied with a load, to store and transfer the dummy in a form wherein the dummy is brought into contact with a device to the minimum, and to allow versatile use for various sizes of the dummies.   <P>SOLUTION: This dummy storage and transfer device is constituted of a support means for an arm for conducting support under an arm of the dummy, a support means for the hip for conducting support in a rear face of the hip in the dummy, a support means for a femoral region for conducting support in a knee rear side in the dummy, and a transfer means for transferring the dummy supported by the respective support means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004148471-A (JP)
Title: End mill using single crystal diamond
Inventor: KOBAYASHI ATSUSHI
IPC: B23C5/10
Filed: 2002-10-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an end mill using single crystal diamond for machining a curved groove having a width of not more than 400 μm used for a fresnel lens or a hologram.  <P>SOLUTION: The end mill is one-flute end mill formed by an end mill body and a diamond tip. The diamond is a single crystal, and a cutting edge portion formed so as to connected to the diamond tip is shaped in a square-rod. A rake face is (100) or (110) faces. A surface orthogonal to a rotating shaft of the cutting edge portion is the (100) faces of the diamond single crystal. A cutting edge is formed by a linear edge, and has a distance of offset that is not more than 10μm.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004151068-A (JP)
Title: Path search system
Inventor: SAWABE KAZUHIDE
IPC: G09B29/00
Filed: 2002-11-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a path search system which enables easy input of a destination and allows incidental information other than map information to be displayed on a display device for improved convenience of a user.  <P>SOLUTION: The path search system comprises a receiving means for receiving destination location information and incidental information, a path search means for searching for a path from a current position to the destination position based on destination position information received by the receiving means, and a display means for displaying path data based on the path searched by the path search means and incidental data based on the incidental information received by the receiving means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004154234-A (JP)
Title: Hand drier
Inventor: AOYANAGI HIROO
IPC: A61L2/20
Filed: 2002-11-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sterilization effect, to reduce the sticking amount of dust to a filter and to eliminate the need of frequently changing a new filter.  <P>SOLUTION: A hand drier 1 is provided with housings 4 and 5 installed on a wall surface or the like, where an opening is formed, the filter 9 closing the opening 5c formed at the housings 4 and 5, and a fan 11 incorporated in the housings 4 and 5 for discharging compressed air downwards. Then, on the upper part of the housings 4 and 5, a cylindrical electrode 26c molded in a cylindrical shape and a needle-like electrode 25 disposed near the cylindrical electrode 26c and molded in a needle shape are provided. Also, the hand drier 1 is equipped with an air purifying part 3 which blows minus ions and ozone from the cylindrical electrode 26c to a front surface side and is composed by arranging a plurality of discharge electrodes to which the dust is stuck side by side in a horizontal direction on the inner side of the cylindrical electrode 26c. Further, the discharge electrode is constituted of the cylindrical electrode 26c and air blown from the cylindrical electrode 26c passes through the opening 5c formed at the housings 4 and 5 and the filter 9 and flows into the housings 4 and 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004158655-A (JP)
Title: Printed circuit board and method for mounting electronic part
Inventor: YANAGISAWA AKIRA
IPC: H05K3/34
Filed: 2002-11-07
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the electronic parts disposed through reflow soldering from peeling off by the heat of solder jet of flow soldering.  <P>SOLUTION: A material 106 for insulating heat of the jet waves of flow soldering is applied to portions at the foot of mounting parts and around its soldering side on a printed circuit board where surface mounting parts 102 are placed. Particulate materials are mixed in the heat insulating material 106 by using silk to make the surface rough, which enhances the heat insulating effects to inhibit the temperature rising on the front face caused by flow soldering. Thus, in carrying out soldering by a soldering method when mounting electronic parts on a printed circuit board, generation of a phenomenon called remelting separation can be inhibited.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003221262-A (JP)
Title: Method for recovery of aggregate and its device
Inventor: HASHIMOTO KOICHI
IPC: B09B5/00
Filed: 2002-11-08
Abstract: <P>PROBLEM TO BE SOLVED: To recover a concrete scrap by separating it into a coarse aggregate and a fine aggregate, wherein the coarse aggregate is used as a tumbling medium thereby the tumbling medium such as a steel rod or a steel ball is not used.  <P>SOLUTION: In a 1st tumbler containing a 1st tumbling medium, the concrete scrap is tumbled and separated into the coarse aggregate and mortar, then the coarse aggregate is recovered. The mortar and a 2nd tumbling medium are fed to a 2nd tumbler, wherein the mortar is tumbled with the 2nd tumbling medium and separated into the fine aggregate and cement. Thereby the 2nd tumbling medium, the fine aggregate and the cement are separately obtained. The 2nd tumbling medium is restored to the 2nd tumbler, and the fine aggregate is recovered.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004165787-A (JP)
Title: Image reader used for printer
Inventor: ITO SHINJI
IPC: H04N1/04
Filed: 2002-11-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image reader capable of complying with printers having various sizes.  <P>SOLUTION: The image reader 16 is constituted in such a way that a plurality of unit scanning means 20 are disposed in a staggered fashion so that they may be arranged in the printing widthwise direction. Each of the means 20 is constituted so that it can read only the predetermined small region divided in the printing widthwise direction, and includes a light source 21, an optical means 22, and a light receiving means 23. Since a plurality of means 20 is used in accordance with the size of a printer and focusing can be performed for each of the means 20, the printer can deal with small floating of a printing paper.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004165365-A (JP)
Title: Substrate treatment device and method therefor
Inventor: ISHII TOMOYUKI
IPC: H01L21/66
Filed: 2002-11-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a substrate treatment equipment and a method wherein the deterioration of yield of substrate is prevented and cost can be reduced.  <P>SOLUTION: The substrate treatment equipment 10 is provided with a plurality of process ships 14 constituted of treatment chambers 11 which perform etching treatment of wafers W wherein films are formed on surfaces by a PVD method or the like, and load lock chambers 13, a plurality of load ports 15 for accommodating carrier boxes which store 25 wafers W, an orienter 16 which performs pre-alignment of positions of the wafers W, a metrology 17 for measuring thickness of the films, a loader module 18 as a rectangular common transport path, and a CPU for controlling the whole operation of the substrate treatment device 10. The CPU judges whether etching treatment is performed again based on the thickness of the film after etching treatment, and sets treatment condition when etching treatment is performed again.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004159557-A (JP)
Title: Improving soil
Inventor: ENDO NOBORU
IPC: A01G1/00
Filed: 2002-11-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide improving soil suppressing production of various growth obstacles brought by rich nutritive substances such as nitrogen and phosphoric acid even if used for a farmland as added fertile soil, increasing effect of suppressing drop in income, and easily at a low cost decomposing/purifying mud polluted with heavy metals such as lead and mercury and harmful matters such as PCB (polychlorinated biphenyls) and dioxins by using fight remediation effect.  <P>SOLUTION: This improving soil has, as the main component, mud with high moisture content such as bottom mud of lakes and marshes, and rivers, polluted sludge or sludge. The soil is formed by adding a water retaining agent to the mud and kneading the product, and used for farmlands as added fertile soil.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004160602-A (JP)
Title: Manufacturing method for metal die
Inventor: MATSUMOTO KOICHI
IPC: B29C33/38
Filed: 2002-11-13
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem in the conventional electric discharge machining wherein machining cannot be performed for a metal die requiring a master mold larger than a master mold that is the largest one to be held by a machining apparatus, by thinking out a better machining method.  <P>SOLUTION: A surface 8 to be machined of the metal mold 11 is divided into a plurality of areas, and a discharge surface 7 of the master mold 15B1 is formed in one of the areas, whereby electric discharge machining is performed area by area to machine the metal die 11.  <P>COPYRIGHT: (C)2004,JPO